Home / 300,785.40-451,032.30-167,524.20

Finding the Fourth Proportional to 300,785.40, 451,032.30 and 167,524.20

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Solution

The fourth proportional to 300,785.40, 451,032.30 and 167,524.20 is: 251,205.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,785.40 : 451,032.30 = 167,524.20 : x
  2. Step 2: Convert to fraction form
    300,785.40/451,032.30 = 167,524.20/x
  3. Step 3: Cross multiply
    300,785.40x = 451,032.30 × 167,524.20
  4. Step 4: Simplify right side
    300,785.40x = 75,558,825,231.66
  5. Step 5: Solve for x
    x = 75,558,825,231.66/300,785.40
  6. Step 6: Final answer
    x = 251,205.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.